Hi Rainer. <wild guess> > I remember problems with clustering which were of the following kind: > session replication data was received on a node although the context > wasn't yet fully initialized. > > Maybe we run into classloader troubles in that case? > > This could only happen if another node in the cluster is running all the > time between stop and restart of the node, which logs the exception. > > This could certainly be the case as I have 4 nodos in cluster. I stop/restart one by one, in order to ensure the availability of the webapp.
> How easy can your reproduce the problem? In case I provide a patch, > could you test, whether the problem goes away? > </wild guess> > > Taking into account that this is a production server, it won't be easy to play with it, but I can propose to take 2 nodes out of the cluster to do testing with.